The documentary series delves into the psychopathic behaviors of infamous modern-day killers, analyzing archival footage to identify the subtle signs that were overlooked.
Aired: Aug 23, 2020A murder rocks the town, leaving a cryptic note behind, taunting the detectiv...
Aired: Aug 30, 2020In the next episode, detectives from a small Maine village investigate a trip...
Aired: Sep 6, 2020A convicted teenager's plea for a reduced sentence sparks debate on his true ...
Aired: Sep 13, 2020A charismatic stranger emerges, offering to help detectives crack a murder my...
5. I Dug a Hole and Said a Prayer
Aired: Sep 20, 2020Two separate investigations ensue as authorities probe the vanishings of a pr...
6. I Could Hear Her Calling Me
Aired: Sep 27, 2020A disappearance sparks a thrilling probe as investigators scrutinize security...
Aired: Oct 4, 2020A frantic search for a missing friend in Colorado leads detectives to uncover...
8. Now They Lay Me Down To Sleep - Part 1
Aired: Oct 18, 2020A devastating house fire in Texas claims the lives of John Hummel's family, l...
9. Now They Lay Me Down To Sleep - Part 2
Aired: Oct 25, 2020A condemned man on death row, John Hummel, reflects on his life and thoughts ...
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Seasons: 10
Network: Investigation Discovery
Production Country: United States
Genres:Crime, Documentary
Signs of a Psychopath Trailer Investigation Discovery
